The China Cables connected surveillance flags with the administration of detention

The documents included a camp-management manual and intelligence briefings about a large data-analysis system. Together, they showed how information collected about residents could become an instruction to investigate or detain them.

The manual described preventing escapes, maintaining secrecy, and controlling daily life. Other records showed broad categories of people being flagged through data, including use of particular mobile applications. That evidence added operational detail to earlier witness accounts and satellite reporting.

The Chinese government rejected the documents as fabricated and characterized the facilities as vocational training intended to prevent terrorism. ICIJ’s investigation reported its authentication and corroboration. The article remains an important historical record of the connection between data collection, bureaucratic procedures, and coercive state power.